Postfix smtpd

220 mail.zenithopenaccessgroup.com ESMTP Postfix
250-mail.zenithopenaccessgroup.com
250-PIPELINING
250-SIZE 52428800
250-ETRN
250-AUTH PLAIN LOGIN
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-DSN
250-SMTPUTF8
250 CHUNKING

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            05:e1:e5:d3:e1:b2:56:ac:c8:ed:b3:00:61:df:ae:61:36:a6
        Signature Algorithm: ecdsa-with-SHA384
        Issuer: C=US, O=Let's Encrypt, CN=YE1
        Validity
            Not Before: Sep 15 10:04:06 2026 GMT
            Not After : Dec 14 10:04:05 2026 GMT
        Subject: CN=mail.zenithopenaccessgroup.com
        Subject Public Key Info:
            Public Key Algorithm: id-ecPublicKey
                Public-Key: (256 bit field, 128 bit security level)
                pub:
                    04:ee:9e:94:94:87:0b:f3:da:1c:36:f0:d5:a7:9e:4c:
                    42:74:62:53:bd:18:77:18:48:72:7d:08:66:c3:fe:1f:
                    99:f5:4a:77:43:1d:0e:8e:56:2e:45:01:9b:3d:88:5a:
                    6f:db:6c:59:8d:f5:e0:d2:3a:54:30:9d:ed:d7:07:80:
                    80
                ASN1 OID: prime256v1
                NIST CURVE: P-256
        X509v3 extensions:
            X509v3 Key Usage: critical
                Digital Signature
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication
            X509v3 Basic Constraints: critical
                CA:FALSE
            X509v3 Subject Key Identifier: 
                E7:62:39:53:1D:7E:0F:58:A6:0B:9B:4A:16:24:C5:A4:BF:93:B8:B6
            X509v3 Authority Key Identifier: 
                BB:20:CA:47:0B:FE:D7:E5:9C:F9:8F:09:2A:A3:8C:37:45:B1:BC:D8
            Authority Information Access: 
                CA Issuers - URI:http://ye1.i.lencr.org/
            X509v3 Subject Alternative Name: 
                DNS:mail.zenithopenaccessgroup.com
            X509v3 Certificate Policies: 
                Policy: 2.23.140.1.2.1
            X509v3 CRL Distribution Points: 
                Full Name:
                  URI:http://ye1.c.lencr.org/39.crl

            CT Precertificate SCTs: 
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB:
                                C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD
                    Timestamp : Sep 15 11:02:36.733 2026 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:21:00:CA:29:1E:97:96:2A:24:95:51:56:44:
                                DA:39:F0:D6:82:AE:73:56:BF:84:CB:A2:BA:2A:64:98:
                                89:68:51:57:0C:02:20:0A:26:0A:44:86:C7:2A:54:20:
                                6B:2F:39:F0:5D:34:B8:EF:7C:90:1E:72:2E:2B:F0:AC:
                                8E:A1:C8:21:0E:B0:AB
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 46:AF:86:3D:3B:3E:E5:9F:A5:77:DE:A8:24:5D:36:B0:
                                D9:ED:22:A2:23:F4:61:77:41:22:94:52:EE:95:50:5F
                    Timestamp : Sep 15 11:02:36.952 2026 GMT
                    Extensions: 00:00:05:00:2E:E8:2B:6B
                    Signature : ecdsa-with-SHA256
                                30:46:02:21:00:C7:AE:D7:C8:2A:0B:1D:75:4B:AD:F5:
                                BD:72:9D:B7:8A:68:15:10:78:DA:B8:91:B0:D7:C4:FF:
                                D0:D0:A4:98:31:02:21:00:F3:9E:21:8D:83:19:10:EC:
                                97:BE:76:10:03:5C:51:F1:7B:FA:78:9D:C4:C6:08:91:
                                15:92:FC:44:54:63:66:34
    Signature Algorithm: ecdsa-with-SHA384
    Signature Value:
        30:66:02:31:00:cc:b9:cd:36:72:e8:a5:83:32:3c:da:e1:45:3c:6f:e6:d9:7e:1c:
        94:96:ec:41:56:10:d2:10:3c:ff:2e:b0:82:2f:dc:06:99:1c:cf:76:c4:44:52:46:
        1e:c2:50:c2:e1:02:31:00:e4:3a:23:89:ce:ce:d7:5a:84:4d:89:c6:86:43:b9:be:
        f0:55:b3:e6:5f:51:c6:e4:1d:ed:45:c6:ef:1b:0c:fb:8c:5b:ad:f8:e4:3f:f1:91:
        1b:98:96:58:1e:44:2f:64